IDENTIFIERS

  • Current Taxon Name (Soil Name): Roval
  • OSD
  • Series Extent
  • User Site ID: S1966NV017025
  • User Pedon ID: S1966NV017025
  • Vegetation Plot ID: S1966NV017025
  • Lab Information:
  • Certified Lab Pedon Description - no
  • Lab Source ID - SSL
  • Lab Pedon # - 40A3245
  • NCSS Pedon Lab Data NASIS Record ID - 38374
  • Print Date: 4/22/2025

    • LOCATION

  • Location In Web Soil Survey
  • AOI is roughly a square mile and pedon is marked in the center.
  • Location in SoilWeb
  • Location in Google Maps
  • Std. Latitude: 38.0007935
  • Std. Longitude: -114.3461151
  • Datum: WGS84
  • Township: 2N
  • Range: 68E
  • Section: 27
  • PLSS Details: The site is located about 1,300 feet north of the S 1/4 corner
  • Location Description: Mount Diablo base line and meridian.
  • State: Nevada
  • County: NV017—Lincoln
  • MLRA: 29—Southern Nevada Basin and Range
  • Non-MLRA Soil Survey Area: NV613—Meadow Valley Area, Nevada and Utah

    • PEDON

  • Describers Name: H. Borup
  • Current Taxonomic Class: Loamy, mixed, superactive, mesic, shallow Aridic Durixerolls
  • Current Taxon Kind: series
  • Pedon Purpose: full pedon description
  • Pedon Record Orgin: Converted from PDP 3.x
  • Pedon #: 25
  • Correlated Information:
  • Soil Name - Roval
  • PSC - 5 to 36 cm.
  • Classificaton Date - 7/23/2007
  • Moisture Class - xeric
  • Moisture Subclass - aridic (torric)
  • Sampled As Information:
  • Soil Name - Roval
  • Classificaton Date - 4/8/1966
  • Dynamic Soil Properties:
  • Pedoderm Loose Cover Indicator - no
  • Hydric: no


    • SITE

  • Landform: alluvial fan
  • Drainage Class: well
  • Surface Fragments:
  • Benchmark Soil?: no

    • VEGETATION

    SITE OBSERVATION

  • Observation Date: 4/8/1966 (actual site observation date)
  • Surface Cover Properties:
  • Pedoderm Loose Cover Indicator - no
  • Drained? - no
  • Bedded Soil? - no
  • Forest Plantation? - no
    • Vegetation Plot Plants
    Plant Symbol Scientific Name National Vernacular Name Plant Type Group Canopy Cover % Vegetation Stata Level

    ARTR2

    POSE

    POSE

    Artemisia tridentata

    Poa secunda

    Poa secunda

    big sagebrush

    Sandberg bluegrass

    Sandberg bluegrass

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    Setting and Climate
    Slope Slope Length USLE Upslope Length Elev. Corr. Elev Aspect MAP REAP FFD MAAT MSAT MWAT MAST MSST MWST MFFP PE Index Climate Station ID Climate Station Name Climate Station Type
    % m degrees mm mm C mm

    2

    —

    —

    1829

    —

    225

    254

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    —

    —

    —

    8.9

    20.6

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    A1—0 to 5 centimeters (0.0 to 2.0 inches); pale brown (10YR 6/3), dark brown (10YR 3/3), moist; gravelly loam; moderate thick platy structure; soft, very friable, slightly sticky, slightly plastic; 0.5 very fine and fine roots; 3.0 very fine and fine vesicular pores; fragments; neutral, pH 7.3, bromthymol blue; abrupt smooth boundary. Lab sample # 40A25358
    B21T—5 to 13 centimeters (2.0 to 5.1 inches); brown (10YR 5/3), dark brown (10YR 3/3), moist; gravelly loam; weak coarse prismatic, and moderate medium platy structure; slightly hard, very friable, moderately sticky, slightly plastic; 21.0 very fine and fine roots; 21.0 very fine interstitial and 3.0 fine tubular pores; 10 percent clay films on faces of peds and in pores; fragments; slightly alkaline, pH 7.8, bromthymol blue; clear wavy boundary. Lab sample # 40A25359
    B22T—13 to 36 centimeters (5.1 to 14.2 inches); brown (10YR 5/3), brown (10YR 4/3), moist; gravelly loam; weak coarse prismatic, and moderate medium platy, and massive; slightly sticky, slightly plastic; 21.0 very fine and fine roots and 0.5 medium roots; 3.0 very fine and fine interstitial and tubular pores; 10 percent on faces of peds and 30 percent clay films on faces of peds and in pores; fragments; strong effervescence; strongly alkaline, pH 8.6, thymol-blue; abrupt wavy boundary. Lab sample # 40A25360. separate sample for pan fragments from B22t, 40A25361; a-Limey pan fragments removed from B22t. None of the fragments remain in the sample of B22t analyzed.
    2C1SICAM—36 to 61 centimeters (14.2 to 24.0 inches); very pale brown (10YR 8/3), light gray (10YR 7/2), moist; massive; extremely hard, extremely firm*, indurated; 0.0 roots; 21.0 very fine and fine and 0.5 medium interstitial pores; fragments; violent effervescence; strongly alkaline, pH 8.8, thymol-blue; gradual wavy boundary. Lab sample # 40A25362. b-<19 mm. soil was ground whole.
    2C2SICAM—61 to 81 centimeters (24.0 to 31.9 inches); very pale brown (10YR 7/3), pale brown (10YR 6/3), moist; massive; extremely hard, extremely firm*, strongly coherent; 0.0 roots; 21.0 very fine and fine interstitial pores; 75 percent coats between sand grains; fragments; violent effervescence; strongly alkaline, pH 8.8, thymol-blue; clear smooth boundary. Lab sample # 40A25363
    2C3SICA—81 to 132 centimeters (31.9 to 52.0 inches); pale brown (10YR 6/3), brown (10YR 5/3), moist; very gravelly loamy sand; massive; hard, very friable by silica, nonsticky, nonplastic; very pale brown (10YR 7/3) and white (10YR 8/1) coats; fragments; strong effervescence; strongly alkaline, pH 9.0, thymol-blue. Lab sample # 40A25364. discontinuous - phpvsfiid 197297; discontinuous - phpvsfiid 197297